SHARE-BASED COMPENSATION - Performance Stock Units - Additional Information (Details) - Performance stock units - 2015 Plan - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Stock-Based Compensation
Fair value of vested shares	$ 0.7	$ 1.7	$ 2.1
Unrecognized compensation expense	$ 0.0

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details